package cn.cloud.project.gateway.filter;

import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

/**
 * 全局过滤器顺序：
 * - 实现 Ordered 接口，定于顺序
 */
@Slf4j
@Component
public class DemoGlobalFilter implements GlobalFilter, Ordered {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        log.info("DemoGlobalFilter.... 全局过滤器");
        return chain.filter(exchange);
    }

    /**
     * order越小越先执行
     */
    @Override
    public int getOrder() {
        return -1;
    }
}
